Nautilus is an American popular science magazine featuring journalism, essays, graphic narratives, fiction, and criticism.

Issue themes have included human uniqueness, time, uncertainty, genius, mergers & acquisitions, creativity, consciousness, and reality, among many others.

[14] Since the magazine's launch in April 2013, contributors have included scientists Peter Douglas Ward,[15] Caleb Scharf,[16] Gary Marcus,[17] Robert Sapolsky,[18] David Deutsch,[19] Lisa Kaltenegger,[20] Sabine Hossenfelder,[21] Steven Pinker,[22] Jim Davies,[23] Laura Mersini-Houghton,[24] Ian Tattersall,[25] Max Tegmark,[26] Julian Barbour,[27] Stephen Hsu,[28] Martin Rees,[29] Helen Fisher,[30] and Leonard Mlodinow;[31] and writer/journalists Christian H. Cooper, Ayaan Hirsi Ali, Amir Aczel, Nicholas Carr, Carl Zimmer, B. J. Novak, Philip Ball,[32] Kitty Ferguson, Jill Neimark, Robert Zubrin,[33] Alan Lightman,[34] Tom Vanderbilt,[35] and George Musser.

[36] Cormac McCarthy made his non-fiction writing debut in Nautilus on 20 April 2017 with an article entitled, "The Kekulé Problem.

[43] On 20 November 2019, chief executive of NautilusNext Nicholas White told Columbia Journalism Review that the magazine was committed to not take any profit until the writers it owed were paid back in full.